vec3_t *G2Exporter_Surface_GetVertNormal(int iSurfaceIndex, int iVertIndex, int iLODIndex)
{
static vec3_t v3={0};
memset(v3,0,sizeof(v3));
if (iLODIndex == giNumLODs-1)
{
// q3data surface...
//
if (iSurfaceIndex < giNumSurfaces)
{
// standard surface...
//
md3SurfaceData_t *pSurfaceData = GetMD3SurfaceData(iSurfaceIndex);
if (pSurfaceData)
{
// this logic is kinda gay, not sure why the *6 etc, but that's how other q3data code works, so...
//
float **ppVerts = pSurfaceData->verts;
memcpy(v3,(vec3_t*) &ppVerts[0][iVertIndex*6+3], sizeof(v3));
{
Matrix4 Swap;
Swap.Identity();
if (1)
{
Swap.SetRow(0,Vect3(0.0f,-1.0f,0.0f));
Swap.SetRow(1,Vect3(1.0f,0.0f,0.0f));
}
Swap.CalcFlags();
Vect3 v3In((const float *)v3);
static Vect3 v3Out;
Swap.XFormVect(v3Out,v3In);
return (vec3_t*) &v3Out;
}
}
}
else
{
// tag surface...
//
// I don't think tag-surfaces normals have any meaning for ghoul2, so...
//
return &v3;
}
}
else
{
// imported surface...
//
vec3_t &v3Src = ImportedModel.ImportedLODs[iLODIndex].ImportedSurfaces[ImportedModel.SurfaceIndexRemaps[iSurfaceIndex]].ImportedVerts[iVertIndex].normal;
memcpy(v3,v3Src,sizeof(v3));
return &v3;
}
assert(0);
return &v3;
}
vec3_t *G2Exporter_Surface_GetVertCoords(int iSurfaceIndex, int iVertIndex, int iLODIndex)
{
static vec3_t v3={0};
memset(&v3,0,sizeof(v3));
if (iLODIndex == giNumLODs-1)
{
// q3data surface...
//
if (iSurfaceIndex < giNumSurfaces)
{
// standard surface...
//
md3SurfaceData_t *pSurfaceData = GetMD3SurfaceData(iSurfaceIndex);
if (pSurfaceData)
{
// this logic is kinda gay, not sure why the *6 etc, but that's how other q3data code works, so...
//
float **ppVerts = pSurfaceData->verts;
static vec3_t v3;
for (int i=0; i<3; i++)
{
v3[i] = ppVerts[0][iVertIndex*6+i];// /MD3_XYZ_SCALE;
}
// return &v3;
Matrix4 Swap;
Swap.Identity();
if (1)
{
Swap.SetRow(0,Vect3(0.0f,-1.0f,0.0f));
Swap.SetRow(1,Vect3(1.0f,0.0f,0.0f));
}
Swap.CalcFlags();
Vect3 v3In((const float *)v3);
static Vect3 v3Out;
Swap.XFormVect(v3Out,v3In);
return (vec3_t*) &v3Out;
}
}
else
{
// tag surface...
//
assert(iVertIndex<3);
md3Tag_t *pTag = &g_data.tags[0][iSurfaceIndex - giNumSurfaces];
vec3_t v3New;
//#ifdef PERFECT_CONVERSION
v3New[0] = pTag->axis[0][iVertIndex] ;
v3New[1] = pTag->axis[1][iVertIndex] ;
v3New[2] = pTag->axis[2][iVertIndex] ;
// don't worry about how this crap works, it just does (arrived at by empirical methods... :-)
//
// (mega-thanks to Gil as usual)
//
if (iVertIndex==2)
{
VectorCopy(pTag->origin,v3);
}
else
if (iVertIndex==1)
{
v3New[0] = 2.0f * pTag->axis[1][iG2_TRISIDE_MIDDLE];
v3New[1] = -(2.0f * pTag->axis[0][iG2_TRISIDE_MIDDLE]);
v3New[2] = 2.0f * pTag->axis[2][iG2_TRISIDE_MIDDLE];
VectorSubtract(pTag->origin,v3New,v3);
}
else
{
v3New[0] = pTag->axis[1][iG2_TRISIDE_LONGEST];
v3New[1] = -pTag->axis[0][iG2_TRISIDE_LONGEST];
v3New[2] = pTag->axis[2][iG2_TRISIDE_LONGEST];
VectorSubtract(pTag->origin,v3New,v3);
}
// return (vec3_t*) &v3;
Matrix4 Swap;
Swap.Identity();
if (1)
{
Swap.SetRow(0,Vect3(0.0f,-1.0f,0.0f));
Swap.SetRow(1,Vect3(1.0f,0.0f,0.0f));
}
Swap.CalcFlags();
Vect3 v3In((const float *)v3);
static Vect3 v3Out;
Swap.XFormVect(v3Out,v3In);
return (vec3_t*) &v3Out;
}
}
else
{
// imported surface...
//
vec3_t &v3Src = ImportedModel.ImportedLODs[iLODIndex].ImportedSurfaces[ImportedModel.SurfaceIndexRemaps[iSurfaceIndex]].ImportedVerts[iVertIndex].vertCoords;
memcpy(v3,v3Src,sizeof(v3));
return &v3;
}
assert(0);
return &v3;
}